(Update) Clarify timeout examples

[KinnonYee-harness]

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Description

• Please describe your changes: _____ Added additional information to clarify documentation around timeouts and the differences, along with out to set the step timeout vs the Kubernetes timeout
• Jira/GitHub Issue numbers (if any): ________ https://harnesssupport.zendesk.com/agent/tickets/68676
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[SushrutHarness]

The build is failing. Please fix it, and I can merge!

[krishi0408]

created a new PR for this :https://github.com/harness/developer-hub/pull/7812 will merge this and close #7721 PR.